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15100-15250 — BEARING,ROLLER,TAPERED

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

15100-15250: BEARING,ROLLER,TAPERED.

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL COMP E52100 OVERALL, cup_width: 0.6250 INCHES NOMINAL IN, cone_width: 0.8125 INCHES NOMINAL IN, bore_diameter: 1.0000 INCHES NOMINAL IN, overall_width: 0.8125 INCHES NOMINAL IN, standout_width: 0.1875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-101-7346, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
15100-15250
NSN: 3110-00-101-7346
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OVERALL
cup_width0.6250 INCHES NOMINAL IN
cone_width0.8125 INCHES NOMINAL IN
bore_diameter1.0000 INCHES NOMINAL IN
overall_width0.8125 INCHES NOMINAL IN
standout_width0.1875 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.1400 INCHES NOMINAL IN
backface_corner_radius0.0460 INCHES NOMINAL IN
overall_outside_diameter2.5000 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
material_document_and_classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN3110-00-101-7346
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 15100-15250 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CUP WIDTH: 0.6250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
OVERALL OUTSIDE DIAMETER: 2.5000 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0460 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.1875 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
CUP WIDTH0.6250 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.8125 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER2.5000 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0460 INCHES NOMINAL IN
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
STANDOUT WIDTH0.1875 INCHES NOMINAL IN
CONE WIDTH0.8125 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 2
SK203-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
FF-B-187Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 15100-15250?
15100-15250 is a BEARING,ROLLER,TAPERED.
What parts can replace 15100-15250?
There are 2 known substitutes for 15100-15250: SK203-5, FF-B-187. Substitute compatibility should be verified for your specific system.
What is the NSN for 15100-15250?
15100-15250 is cataloged in the U.S. Government catalog under NSN 3110-00-101-7346. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.